diff --git a/htmlparser/src/nsParserNode.cpp b/htmlparser/src/nsParserNode.cpp
index 0ca6d8016fe..b1f859f5c9e 100644
--- a/htmlparser/src/nsParserNode.cpp
+++ b/htmlparser/src/nsParserNode.cpp
@@ -54,8 +54,10 @@ nsCParserNode::nsCParserNode(CToken* aToken,PRInt32 aLineNumber,nsITokenRecycler
 
 static void RecycleTokens(nsITokenRecycler* aRecycler,nsDeque& aDeque) {
   CToken* theToken=0;
-  while(theToken=(CToken*)aDeque.Pop()){
-    aRecycler->RecycleToken(theToken);
+  if(aRecycler) {
+    while(theToken=(CToken*)aDeque.Pop()){
+      aRecycler->RecycleToken(theToken);
+    }
   }
 }
 
diff --git a/parser/htmlparser/src/nsParserNode.cpp b/parser/htmlparser/src/nsParserNode.cpp
index 0ca6d8016fe..b1f859f5c9e 100644
--- a/parser/htmlparser/src/nsParserNode.cpp
+++ b/parser/htmlparser/src/nsParserNode.cpp
@@ -54,8 +54,10 @@ nsCParserNode::nsCParserNode(CToken* aToken,PRInt32 aLineNumber,nsITokenRecycler
 
 static void RecycleTokens(nsITokenRecycler* aRecycler,nsDeque& aDeque) {
   CToken* theToken=0;
-  while(theToken=(CToken*)aDeque.Pop()){
-    aRecycler->RecycleToken(theToken);
+  if(aRecycler) {
+    while(theToken=(CToken*)aDeque.Pop()){
+      aRecycler->RecycleToken(theToken);
+    }
   }
 }